factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
below threshold 5 digits
↪
Term #1 of the aliquot sequence of 160113 · 2 terms
Term #1 of the Home prime · Base 3 sequence of 15639 · 2 terms
Term #1 of the Home prime · Base 6 sequence of 12667 · 2 terms
Term #2 of the Inverse home prime · Base 2 sequence of 28255 · 3 terms
Term #1 of the Inverse home prime · Base 3 sequence of 24055 · 2 terms
Term #1 of the Inverse home prime · Base 4 sequence of 11457 · 2 terms
Term #1 of the Home prime · Base 12 sequence of 20157 · 2 terms
Term #1 of the Home prime · Base 27 sequence of 15639 · 2 terms
Term #1 of the Home prime · Base 28 sequence of 6471 · 2 terms
Term #1 of the Home prime · Base 29 sequence of 40298 · 2 terms
Term #1 of the Home prime · Base 32 sequence of 6782 · 2 terms
Term #1 of the Home prime · Base 36 sequence of 12667 · 2 terms
Term #1 of the Aliquot variants · Quasi · σ(n) − n − 1 sequence of 45912 · 2 terms
Term #1 of the Inverse home prime · Base 12 sequence of 63173 · 2 terms
Term #3 of the Inverse home prime · Base 30 sequence of 23867 · 4 terms
Term #1 of the Inverse home prime · Base 32 sequence of 66743 · 2 terms
Term #1 of the Conway climb · Base 3 sequence of 15639 · 2 terms
Term #1 of the Conway climb · Base 6 sequence of 12667 · 2 terms
Term #1 of the Conway climb · Base 12 sequence of 20157 · 2 terms
Term #1 of the Conway climb · Base 27 sequence of 15639 · 2 terms
Term #1 of the Conway climb · Base 28 sequence of 19413 · 2 terms
Term #1 of the Conway climb · Base 29 sequence of 40298 · 2 terms
Term #1 of the Conway climb · Base 32 sequence of 6782 · 2 terms
Term #1 of the Conway climb · Base 36 sequence of 12667 · 2 terms
Term #1 of the Prime-stopping maps · σ(n) − 1 until a prime sequence of 34458 · 2 terms
Term #1 of the Distinct-prime home prime · Base 3 sequence of 15639 · 2 terms
Term #2 of the Distinct-prime home prime, descending · Base 2 sequence of 28255 · 3 terms
Term #1 of the Distinct-prime home prime, descending · Base 3 sequence of 24055 · 2 terms
Term #3 of the Second-class home prime · Base 3 sequence of 20688 · 4 terms
Term #3 of the Mid-divisor concatenation · Base 2 sequence of 40976 · 4 terms
Term #2 of the Mid-divisor concatenation · Base 3 sequence of 24445 · 3 terms
Term #1 of the Mid-divisor concatenation · Base 8 sequence of 42746 · 2 terms
Term #3 of the Mid-divisor concatenation · Base 16 sequence of 40976 · 4 terms
Is factor of

Primality

Verified directlyproven prime

Checked deterministically (below 300 digits).

From the command linefdb · curl
fdb
fdb number '68927' --detail 2
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"expr":"68927"},"decimal":false,"detail":2}}'